thats the best i can do with your budget...
http://pcpartpicker.com/p/3rObT
PCPartPicker part list:
http://pcpartpicker.com/p/3rObT
Price breakdown by merchant: http://pcpartpicker.com/p/3rObT/by_merchant/
Benchmarks: http://pcpartpicker.com/p/3rObT/benchmarks/
CPU: AMD FX-6300 3.5GHz 6-Core Processor ($109.99 @ Newegg)
CPU Cooler: Cooler Master Hyper 212 EVO 82.9 CFM Sleeve Bearing CPU Cooler ($29.98 @ OutletPC)
Motherboard: Asus M5A99X EVO R2.0 ATX AM3+ Motherboard ($104.99 @ Newegg)
Memory: G.Skill Sniper 8GB (2 x 4GB) DDR3-1600 Memory ($76.99 @ Newegg)
Storage: Seagate Barracuda 1TB 3.5" 7200RPM Internal Hard Drive ($54.98 @ OutletPC)
Video Card: MSI GeForce GTX 750 Ti 2GB Video Card ($159.99 @ Newegg)
Case: Zalman Z9 Plus ATX Mid Tower Case ($68.98 @ OutletPC)
Power Supply: Corsair CX 750W 80+ Bronze Certified Semi-Modular ATX Power Supply ($77.99 @ Micro Center)
Monitor: Asus VS248H-P 24.0" Monitor ($167.58 @ Newegg)
Keyboard: Cooler Master CM Storm Devastator Gaming Bundle Wired Gaming Keyboard w/Optical Mouse ($32.98 @ Newegg)
Total: $884.45
(Prices include shipping, taxes, and discounts when available.)
(Generated by PCPartPicker 2014-04-14 19:01 EDT-0400)